Individual households to buy social security process is as follows: according to social insurance related policies, individual business households should participate in social insurance. Individual business households with employees should participate in the five social insurance according to the nature of the unit pension, medical, unemployment, industrial injury, maternity insurance, no employees can participate in the identity of the flexible employment of people in the basic old-age insurance, basic medical insurance for employees. 1, self-employed employees for social security process: the employer for social insurance registration procedures, the specific procedures are as follows: from the date of receipt of business license (or approved for establishment) within 30 days, the following documents and information should be applied to the affiliated local tax collection hall for registration of unit contributions and individual contributions. (1) documents of relevant departments approving the establishment (copy); (2) business license (copy); (3) certificate of organization code issued by the Bureau of Technical Supervision (copy); (4) ID cards of insured persons (copy) and transfer orders, establishment cards, cadres, workers' referral letters (copy) or labor contract letters. 2, self-employed for their own social security process: individual businessmen without employees can also participate in social insurance according to the status of flexibly employed persons, the specific procedures are as follows: 1, flexibly employed persons to participate in social insurance business service hall for social insurance unified registration and collection of approved by the Industrial and Commercial Bank of China by the local tax authorities entrusted with the collection of basic old-age insurance premiums and basic medical insurance premiums, medical assistance for the sick premiums; 2, flexible employment in the comprehensive social insurance, social insurance, medical assistance for the sick premiums; 2. After the flexibly employed persons have gone through the registration procedures in the comprehensive social insurance service hall, the participants go to ICBC branches to pay the contributions with the "Notice of Approval of Flexibly Employed Persons' Social Insurance Premiums Payment" printed by the social insurance administration organization.

Article 12(3) of the Social Insurance Law: Individual industrial and commercial households without employees, part-time employees who have not participated in the basic pension insurance with their employers, and other flexibly employed persons who participate in the basic pension insurance shall, in accordance with the state regulations, pay the basic pension insurance premiums, which shall be credited to the basic pension insurance integrated fund and the individual account respectively. Article 23(2) of the Social Insurance Law: Individual industrial and commercial households without employees, part-time workers who do not participate in the basic medical insurance for employees in the employing organization, and other flexibly employed persons may participate in the basic medical insurance for employees, and individuals shall pay the basic medical insurance premiums in accordance with the state regulations.